From 888bc07c6bee3ed96b6f94f83e13a66828858ad4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomasz=20Mi=C4=85sko?= <tomasz.miasko@gmail.com>
Date: Thu, 6 Aug 2020 00:00:00 +0000
Subject: [PATCH] Keep stdout open in limit_vector_count test

---
 library/std/src/sys/unix/fd.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/library/std/src/sys/unix/fd.rs b/library/std/src/sys/unix/fd.rs
index e36a53084bae1..ba169b251b0bc 100644
--- a/library/std/src/sys/unix/fd.rs
+++ b/library/std/src/sys/unix/fd.rs
@@ -283,12 +283,12 @@ impl Drop for FileDesc {
 #[cfg(test)]
 mod tests {
     use super::{FileDesc, IoSlice};
+    use core::mem::ManuallyDrop;
 
     #[test]
     fn limit_vector_count() {
-        let stdout = FileDesc { fd: 1 };
+        let stdout = ManuallyDrop::new(FileDesc { fd: 1 });
         let bufs = (0..1500).map(|_| IoSlice::new(&[])).collect::<Vec<_>>();
-
         assert!(stdout.write_vectored(&bufs).is_ok());
     }
 }